CN114308923A - Purging and drying device for inner cavity of endoscope - Google Patents
Purging and drying device for inner cavity of endoscope Download PDFInfo
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- CN114308923A CN114308923A CN202111653775.5A CN202111653775A CN114308923A CN 114308923 A CN114308923 A CN 114308923A CN 202111653775 A CN202111653775 A CN 202111653775A CN 114308923 A CN114308923 A CN 114308923A
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Abstract
The invention relates to the technical field of medical cleaning equipment, in particular to a purging and drying device for an endoscope inner cavity, which comprises an air compressor, a high-pressure air storage tank, an electromagnetic valve, a heating device, a vacuum machine, an air filter, a three-way valve and an air blow gun, wherein the air compressor is connected with the high-pressure air storage tank through a first pipeline, the first pipeline is provided with a one-way valve, the high-pressure air storage tank is connected with the three-way valve through a second pipeline, the heating device is arranged on the second pipeline, the first electromagnetic valve is further arranged on the second pipeline, the vacuum machine is connected with the three-way valve through a third pipeline, the third pipeline is provided with the second electromagnetic valve, the three-way valve is connected with the air blow gun through a fourth pipeline, the air blow gun comprises an air blow pipe, the air blow pipe is provided with a wind power supercharging device, the air filter is arranged on the fourth pipeline, and the air blow gun is blown by the air compressor, the high-pressure air storage tank, the electromagnetic valve, the heating device and the vacuum machine, The mutual cooperation of air cleaner, three-way valve and air blow gun has increased the pressure-vaccum dynamics and can be to the gas filtration sterilization of pressure-vaccum.
Description
Technical Field
The invention relates to the technical field of medical cleaning equipment, in particular to a purging and drying device for an endoscope inner cavity.
Background
The endoscope is a common medical instrument and is divided into a hard endoscope and a soft endoscope, wherein the hard endoscope generally enters a sterile tissue, an organ or a sterile cavity of a human body through a surgical incision; soft endoscopes (such as gastrointestinal, bronchoscope, laryngoscope, nasopharyngoscope, choledochoscope, etc.) generally enter the digestive tract and respiratory tract and contact with mucosa.
Need cleaning and disinfecting and drying after the scope finishes using, after the scope washs, the difficult drying of moisture in its inner chamber, there are some steam and the granule impurity that does not wash inevitably in its inner chamber, at present, traditional dry scope device is when the drying, it accelerates the wind speed flow to all utilize the fan in open environment, make the ponding on scope surface evaporate with higher speed, this kind of drying method inefficiency, thereby influence the use of digestion scope, therefore, we have proposed a drying device that sweeps of scope inner chamber, so as to solve the above-mentioned problem that proposes.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a purging and drying device for an endoscope inner cavity, which realizes an air suction effect through the matching of a vacuum machine, a third pipeline, a three-way valve, a fourth pipeline, an air purifier and an air blow gun, and can purify sucked air through the air purifier during air suction so as to prevent non-sterilized air from entering the vacuum machine, thereby influencing the use of the vacuum machine, and solving the technical problems that the water in the inner cavity is not easy to dry after the existing endoscope is cleaned, some water vapor and particle impurities which are not cleaned exist inevitably in the inner cavity, the existing air blowing device cannot achieve the drying effect, and the blowing and sucking force is low.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a scope inner chamber sweep drying device, including the air compressor machine, high-pressure gas holder, the solenoid valve, heating device, the vacuum machine, air cleaner, three-way valve and air blow gun, the air compressor machine is through first pipeline and high-pressure gas tank connection, be provided with the check valve on the first pipeline, high-pressure gas holder passes through second pipeline and three-way valve connection, heating device sets up on the second pipeline, still be provided with first solenoid valve on the second pipeline, the vacuum machine passes through third pipeline and three-way valve connection, be provided with the second solenoid valve on the third pipeline, the three-way valve passes through the fourth pipeline and is connected with the air blow gun, the air blow gun includes a gas blow pipe, be provided with wind-force supercharging device on the gas blow pipe, air cleaner sets up on the fourth pipeline.
Preferably, the air filter is communicated with the air blowing gun through the plasma sterilization module, and the filtered air is sterilized and disinfected by the plasma sterilization module, so that secondary pollution caused by dry air sprayed by the air blowing gun is avoided. Preferably, the plasma sterilization module is an existing plasma sterilizer.
Preferably, the heating device is a heating electric wire sleeved on the second pipeline.
Preferably, the wind power supercharging device comprises a sleeve, an inner pipe, a strip-shaped partition plate and a fixing ring;
the diameter of the sleeve is the same as that of the air blowing pipe, and one end of the sleeve is detachably arranged at one end of the air blowing pipe through a connecting mechanism;
the inner pipe is coaxially arranged in the sleeve and comprises a first end part and a second end part, the first end part extends towards the inside of the air blowing pipe, the end surface of the second end part is flush with the end surface of the sleeve far away from the air blowing pipe, and the first end part is of a conical body structure;
the outer diameter of the inner pipe is gradually increased from the first end to the second end, and an air blowing groove is formed between the outer ring of the inner pipe and the inner ring of the sleeve;
the strip-shaped partition plates are arranged on the outer portion of the inner pipe at equal intervals along the circumference of the inner pipe, the strip-shaped partition plates extend along the axis of the inner pipe, one side, away from the inner pipe, of each strip-shaped partition plate is fixedly connected with the inner wall of the sleeve, and a gap is formed between every two adjacent strip-shaped partition plates;
the fixing ring is coaxially arranged outside the inner pipe close to the first end part, the circumferential surface of the fixing ring can be abutted against the inner ring of the air blowing pipe, and the fixing ring is provided with a plurality of air supply through holes which are distributed at equal intervals by taking the inner pipe as an axis.
Preferably, a sealing ring capable of abutting against the inner wall of the blowing pipe is adhered to the circumferential surface of the fixing ring.
Preferably, a plurality of strip-shaped grooves which correspond to the air supply through openings one to one are formed in the first end portion of the inner pipe.
Preferably, the wind power supercharging device further comprises an air suction pipe, the air suction pipe is coaxially arranged at the first end portion of the inner pipe, one end of the air suction pipe is communicated with the inside of the inner pipe, the other end of the air suction pipe extends towards the inside of the air blowing pipe, and a one-way pipe is arranged at one end, far away from the inner pipe, of the air suction pipe.
Preferably, the outer sleeve of the sleeve is sleeved with a rubber sleeve.
Preferably, an air blowing cover is coaxially arranged at one end, far away from the air blowing pipe, of the sleeve, the air blowing cover is arranged at one end, far away from the air blowing pipe, of the sleeve in a threaded connection mode, and the diameter of an inner ring of the air blowing cover is the same as that of an inner ring of the sleeve.
Preferably, the connecting mechanism comprises a first hoop, a first sealing gasket is adhered to an inner ring of the first hoop, and the first hoop is sleeved at the intersection of the sleeve and the blowing pipe.
Preferably, the connecting mechanism further comprises a fixing ring, a connecting piece, a second hoop and a lantern ring;
the lantern ring is fixedly sleeved at one end of the sleeve close to the first hoop;
the connecting pieces are at least provided with a pair of connecting pieces, one ends of the two connecting pieces are respectively hinged with the two sides of the lantern ring, and one ends of the connecting pieces far away from the lantern ring are provided with barbs;
the second anchor ear is sleeved at one end of the air blowing pipe close to the sleeve, and a second sealing gasket is arranged and adhered on the inner ring of the second anchor ear;
the outer ring of the second hoop is provided with an arc strip, and a positioning groove matched with the barb is formed in the arc strip.
The invention has the beneficial effects that:
1. the invention is respectively connected with a vacuum machine and an air compressor through a three-way valve, when in air blowing, a first electromagnetic valve is opened, a second electromagnetic valve is in a closed state, the air compressor sends air into a high-pressure air storage tank, the air backflow is prevented through a one-way valve on a first pipeline, the high-pressure air storage tank sends the air into a blowing gun through a second pipeline, the three-way valve, a fourth pipeline and an air filter, the wind power of the air blown out is improved through a separation pressurizing device of the blowing gun, so that the blowing force of the air is increased, the air sent by the second pipeline can be heated through a heating device, so that the blown air is hot air, so that the drying effect is obtained, the blown air can be filtered through the air filter, so that the blown air is purified, and is in a clean state, when in air suction is needed, the first electromagnetic valve is closed, the second electromagnetic valve is opened, and the vacuum machine is connected with the third pipeline, The three-way valve, the fourth pipeline, the cooperation of air purifier and air blow gun, the effect of breathing in has been realized, simultaneously can purify inspiratory gas through air purifier when breathing in, avoid non-sterile gas to enter into in the vacuum machine, thereby influence the vacuum machine and use, after having solved present scope washing, the moisture in its inner chamber is difficult for drying, inevitable some steam exist in its inner chamber and the granule impurity who does not wash, and current gas blowing device can't play drying effect, and blow and inhale the lower technical problem of dynamics.
2. The heating wire can heat the second pipeline, the second pipeline is a high-temperature-resistant pipeline, so that the use of the second pipeline is not influenced during heating, and the gas in the second pipeline is heated when passing through, so that the blown gas is hot air, and the technical problem of how to heat the blown gas is solved.
3. The sleeve is fixedly arranged at one end of the air blowing pipe through the connecting mechanism, air is fed into the sleeve through the air blowing pipe of the air blowing gun, the air passes through one end part of the inner pipe and then passes through the air feeding through hole on the fixing ring to enter the air blowing groove formed by the inner pipe and the sleeve, the first end part is of a conical body structure, the air can move along the surface of the first end part when passing through the first end part, the output range of the air is changed, the air enters the air blowing groove and is compressed into the air blowing groove, the air entering the air blowing groove is discharged outwards along the inner wall of the sleeve, the outer diameter of the inner pipe is gradually increased from the first end part to the second end part, the air blowing groove is gradually reduced, the air range is gradually reduced while the air moves in the air blowing groove, the air blowing force is further increased, the force of the blown out air is increased, and the force of the blown out air is increased, the technical problem of how to increase the strength of the gas blown out by the gas blow gun is solved.
4. According to the invention, the sealing ring on the fixing ring can be abutted against the inner ring of the air blowing pipe, so that the fixing ring seals the air blowing pipe and blows air along the air blowing hole on the fixing ring, and the technical problem of blocking the air blowing pipe and blowing air in the air blowing pipe along the air blowing hole of the fixing ring is solved.
5. According to the invention, through the strip-shaped groove formed in the first end part of the inner pipe, the gas sent by the gas blowing pipe enters the corresponding gas blowing holes in the fixing ring along the strip-shaped groove, so that the gas can rapidly pass through the gas blowing holes in the fixing ring, and the technical problem of how to rapidly enable the gas blown by the gas blowing pipe to enter the gas blowing groove formed by the sleeve and the inner pipe is solved.
6. The air suction pipe sucks air through the inner pipe, the air enters the air suction pipe, the sucked air is sent into the air blowing pipe through the one-way pipe, air suction is achieved, the one-way pipe prevents the air blown out by the air blowing pipe from entering the inner pipe, and the technical problem of how to suck air through the inner pipe is solved.
7. The rubber sleeve is used for increasing the using degree of a user, and when the sleeve needs to be installed or detached, the hand of the user can be held on the rubber sleeve, so that the hand feeling of the user is increased, the using property is improved, and the technical problem of improving the using property when the sleeve is installed is solved.
8. According to the invention, the air blown out from the sleeve is blown out along the inner ring of the air blowing cover through the air blowing cover, so that the blowing force of the air is further increased, and the technical problem of how to further increase the blowing force of the air is solved.
9. The sleeve and the air blowing pipe can be fixed through the first hoop, and the sealing performance is improved through the first sealing gasket, so that the technical problem of how to fix the sleeve and the air blowing pipe is solved.
10. According to the invention, the second hoop is installed outside the air blowing pipe in advance, a user breaks the connecting piece off with the fingers to enable the barb of the connecting piece to be matched and connected with the positioning groove on the corresponding arc-shaped strip, when the air blowing pipe blows air into the sleeve, the sleeve can generate thrust, and the sleeve is not easy to fall off through the cooperation of the barb on the connecting piece and the positioning groove on the arc-shaped strip, so that the technical problem of how to enable the sleeve to be not easy to fall off is solved.
Drawings
FIG. 1 is a schematic flow chart of the present application;
FIG. 2 is a schematic view of a partial perspective of the air blow gun of the present application;
FIG. 3 is an exploded view of the air blow gun and wind booster of the present application;
FIG. 4 is a left side elevational view of the air blow gun of the present application;
FIG. 5 is a cross-sectional view taken along A-A of FIG. 4 of the present application;
FIG. 6 is a perspective cross-sectional view taken along A-A of FIG. 4 of the present application;
FIG. 7 is a schematic perspective view of the wind booster of the present application;
FIG. 8 is a partially exploded view of the wind booster device of the present application;
FIG. 9 is a schematic partial perspective view of a heating device of the present application;
FIG. 10 is a front view of the wind booster of the present application.
The reference numbers in the figures are: 1. an air compressor; 2. a high pressure gas storage tank; 4. a heating device; 5. a vacuum machine; 6. an air filter; 7. a three-way valve; 8. an air blow gun; 9. a one-way valve; 10. a second pipeline; 11. a first solenoid valve; 12. a second solenoid valve; 13. an air blowing pipe; 14. a wind power supercharging device; 15. heating the electric wire; 16. a sleeve; 17. an inner tube; 18. a strip-shaped partition plate; 19. a fixing ring; 20. a first end portion; 21. a second end portion; 22. an air blowing groove; 23. an air supply port; 24. a seal ring; 25. a strip-shaped groove; 26. an air suction pipe; 27. a one-way tube; 28. a rubber sleeve; 29. a blower housing; 30. a first hoop; 31. a first gasket; 32. a connecting member; 33. a second hoop; 34. a collar; 35. a barb; 36. a second gasket; 37. positioning a groove; 38. an arc-shaped strip.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
As shown in fig. 1 and 2, the present application provides:
the utility model provides a scope inner chamber sweep drying device, including air compressor machine 1, high-pressure gas holder 2, heating device 4, vacuum machine 5, air cleaner 6, three-way valve 7 and air blow gun 8, air compressor machine 1 is connected with high-pressure gas holder 2 through first pipeline, be provided with check valve 9 on the first pipeline, high-pressure gas holder 2 is connected with three-way valve 7 through second pipeline 10, heating device 4 sets up on second pipeline 10, still be provided with first solenoid valve 11 on the second pipeline 10, vacuum machine 5 is connected with three-way valve 7 through the third pipeline, be provided with second solenoid valve 12 on the third pipeline, three-way valve 7 is connected with air blow gun 8 through the fourth pipeline, air blow gun 8 includes an air blow pipe 13, be provided with wind-force supercharging device 14 on the air blow pipe 13, air cleaner 6 sets up on the fourth pipeline.
Preferably, the air filter 6 is communicated with the air blow gun 8 through a plasma sterilization module, and the filtered air is sterilized by the plasma sterilization module, so that secondary pollution caused by dry air sprayed by the air blow gun 8 is avoided.
Based on the above embodiment, the technical problem that this application wants to solve is that after present endoscope washs, the moisture in its inner chamber is difficult for drying, and there are some steam and the granule impurity of not washing inevitably in its inner chamber, and current gas blowing device can't play drying effect to and the strength of blowing and sucking is lower. Therefore, the vacuum machine is respectively connected with the vacuum machine 5 and the air compressor 1 through the three-way valve 7, when air is blown, the first electromagnetic valve 11 is opened, the second electromagnetic valve 12 is in a closed state, the air compressor 1 sends air into the high-pressure air storage tank 2, the backflow of the air is prevented through the one-way valve 9 on the first pipeline, the high-pressure air storage tank 2 sends the air into the air blowing gun 8 through the second pipeline 10, the three-way valve 7, the fourth pipeline and the air filter 6, the air blowing force of the air is improved through a separation pressurizing device of the air blowing gun 8, so that the air blowing force is increased, the air sent by the second pipeline 10 can be heated through the heating device 4, the blown air is hot air, so that a drying effect is obtained, the blown air can be filtered through the air filter 6, so that the blown air is purified and is in a clean state, when air needs to be sucked, the first electromagnetic valve 11 is closed, open second solenoid valve 12 simultaneously, vacuum machine 5 has realized the effect of breathing in through the cooperation of third pipeline, three-way valve 7, fourth pipeline, air purifier and air blow gun 8, can purify inspiratory gas through air purifier when breathing in simultaneously, avoids in non-sterile gas enters into vacuum machine 5 to influence vacuum machine 5 and use.
Further, as shown in fig. 1 and 9:
the heating device 4 is a heating wire 15 sleeved on the second pipeline 10.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how to heat the blown gas. Therefore, the second pipeline 10 can be heated through the heating wire 15, the second pipeline 10 is a high-temperature-resistant pipeline, the second pipeline 10 is not affected in use when being heated, and the gas in the second pipeline 10 is heated when passing through, so that the blown gas is hot air.
Further, as shown in fig. 2 to 8 and 10:
the wind power supercharging device 14 comprises a sleeve 16, an inner pipe 17, a strip-shaped partition plate 18 and a fixing ring 19;
the diameter of the sleeve 16 is the same as that of the blowing pipe 13, and one end of the sleeve 16 is detachably arranged at one end of the blowing pipe 13 through a connecting mechanism;
the inner pipe 17 is coaxially arranged in the sleeve 16, the inner pipe 17 comprises a first end part 20 and a second end part 21, the first end part 20 extends towards the inside of the blowing pipe 13, the end surface of the second end part 21 is flush with the end surface of the sleeve 16 far away from the blowing pipe 13, and the first end part 20 is of a conical structure;
the outer diameter of the inner pipe 17 becomes larger gradually from the first end 20 to the second end 21, and an air blowing groove 22 is formed between the outer ring of the inner pipe 17 and the inner ring of the sleeve 16;
the strip-shaped partition plates 18 are arranged on the outer portion of the inner pipe 17 at equal intervals along the circumference of the inner pipe 17, the strip-shaped partition plates 18 extend along the axis of the inner pipe 17, one side, far away from the inner pipe 17, of each strip-shaped partition plate 18 is fixedly connected with the inner wall of the sleeve 16, and a gap is formed between every two adjacent strip-shaped partition plates 18;
the fixing ring 19 is coaxially disposed outside the inner tube 17 near the first end 20, the circumferential surface of the fixing ring 19 is capable of being abutted against the inner ring of the blowing pipe 13, and the fixing ring 19 is provided with a plurality of air supply through holes 23 which are distributed at equal intervals with the inner tube 17 as an axis.
Based on the above embodiments, the technical problem to be solved by the present application is how to increase the strength of the gas blown out by the gas blow gun 8. Therefore, the sleeve 16 is fixedly arranged at one end of the blowing pipe 13 through the connecting mechanism, gas is fed into the sleeve 16 through the blowing pipe 13 of the blowing gun 8, the gas enters the blowing groove 22 formed by the inner pipe 17 and the sleeve 16 through the air supply through hole 23 on the fixing ring 19 through one end part of the inner pipe 17, because the first end part 20 is of a conical body structure, the gas can move along the surface of the first end part 20 when passing through the first end part 20, the gas output range is changed, the gas enters the blowing groove 22, the gas is compressed into the blowing groove 22, the gas entering the blowing groove 22 is discharged outwards along the inner wall of the sleeve 16, the outer diameter of the inner pipe 17 is gradually increased from the first end part 20 to the second end part 21, the blowing groove 22 is gradually reduced, the gas range is gradually reduced while moving in the blowing groove 22, and the blowing force is further increased, the strength of the blown gas is increased, so that the strength of the blown gas is increased.
Further, as shown in fig. 5 and 7:
a seal ring 24 which can be brought into contact with the inner wall of the air blowing pipe 13 is bonded to the circumferential surface of the fixing ring 19.
Based on the above embodiment, the technical problem to be solved by the present application is how to block the blow pipe 13 and blow the gas in the blow pipe 13 along the blow hole of the fixing ring 19. Therefore, the sealing ring 24 on the fixing ring 19 can be abutted against the inner ring of the blowing pipe 13, so that the fixing ring 19 seals the blowing pipe 13 and blows air along the blowing hole on the fixing ring 19.
Further, as shown in fig. 7:
the first end portion 20 of the inner tube 17 is provided with a plurality of strip-shaped grooves 25 corresponding to the air supply through openings 23 one by one.
Based on the above embodiments, the technical problem to be solved by the present application is how to make the gas blown out from the blow pipe 13 enter the blow groove 22 formed by the sleeve 16 and the inner pipe 17 more quickly. Therefore, the strip-shaped groove 25 formed in the first end portion 20 of the inner tube 17 enables the gas sent by the gas blowing tube 13 to enter the corresponding gas blowing hole in the fixing ring 19 along the strip-shaped groove 25, and the gas can rapidly pass through the gas blowing hole in the fixing ring 19.
Further, as shown in fig. 5, 7 and 8:
the wind power supercharging device 14 further comprises an air suction pipe 26, the air suction pipe 26 is coaxially arranged at the first end portion 20 of the inner pipe 17, one end of the air suction pipe 26 is communicated with the inside of the inner pipe 17, the other end of the air suction pipe 26 extends towards the inside of the air blowing pipe 13, and a one-way pipe 27 is arranged at one end, far away from the inner pipe 17, of the air suction pipe 26.
Based on the above-described embodiment, the technical problem that the present application intends to solve is how to perform suction through the inner tube 17. Therefore, in the air suction device, air is sucked through the inner pipe 17, enters the air suction pipe 26, and is sent into the air blowing pipe 13 through the one-way pipe 27 to realize air suction, and the one-way pipe 27 prevents the air blown out from the air blowing pipe 13 from entering the inner pipe 17.
Further, as shown in fig. 7 and 8:
the sleeve 16 is externally sleeved with a rubber sleeve 28.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how to improve usability when the sleeve 16 is installed. Therefore, the rubber sleeve 28 is used for increasing the usability of a user, and when the sleeve 16 needs to be mounted or dismounted, the hand of the user can be held on the rubber sleeve 28, so that the hand feeling of the user is increased, and the usability is improved.
Further, as shown in fig. 3 and 8:
an air blowing cover 29 is coaxially arranged at one end of the sleeve 16 far away from the air blowing pipe 13, the air blowing cover 29 is arranged at one end of the sleeve 16 far away from the air blowing pipe 13 in a threaded connection mode, and the diameter of the inner ring of the air blowing cover 29 is the same as that of the inner ring of the sleeve 16.
Based on the above embodiments, the technical problem that the present application intends to solve is how to further increase the strength of the gas blow-out. For this reason, in the present application, the air blown out from the sleeve 16 is blown out along the inner ring of the blower cover 29 by the blower cover 29, thereby further increasing the blowing strength of the air.
Further, as shown in fig. 2, 3, 4, 5 and 6:
the connecting mechanism comprises a first hoop 30, a first sealing gasket 31 is adhered to the inner ring of the first hoop 30, and the first hoop 30 is sleeved at the intersection of the sleeve 16 and the blowing pipe 13.
Based on the above embodiments, the technical problem to be solved by the present application is how to fix the sleeve 16 and the insufflation tube 13. For this purpose, the present application may fix the sleeve 16 and the blowing pipe 13 by the first anchor ear 30, and increase the sealing performance by the first sealing gasket 31.
Further, as shown in fig. 2, 3, 4, 5 and 6:
the connecting mechanism further comprises a connecting piece 32, a second hoop 33 and a sleeve ring 34;
the lantern ring 34 is fixedly sleeved at one end of the sleeve 16 close to the first hoop 30;
at least one pair of connecting pieces 32 is arranged, one end of each connecting piece 32 is hinged with two sides of the lantern ring 34, and one end of each connecting piece 32, which is far away from the lantern ring 34, is provided with a barb 35;
the second anchor ear 33 is sleeved at one end of the blowing pipe 13 close to the sleeve 16, and a second sealing gasket 36 is arranged and adhered on the inner ring of the second anchor ear 33;
the outer ring of the second anchor ear 33 is provided with an arc-shaped strip 38, and the arc-shaped strip 38 is provided with a positioning groove 37 matched with the barb 35.
Based on the above embodiments, the technical problem to be solved by the present application is how to make the sleeve 16 not easy to fall off. Therefore, the second hoop 33 is installed outside the blowing pipe 13 in advance, the user breaks the connecting member 32 to connect the barb 35 of the connecting member 32 with the corresponding positioning groove 37 on the arc-shaped strip 38 in a matching manner, when the blowing pipe 13 blows air into the sleeve 16, the sleeve 16 can generate thrust, and the barb 35 on the connecting member 32 is matched with the positioning groove 37 on the arc-shaped strip 38, so that the sleeve 16 is not easy to fall off.
The three-way valve 7 is respectively connected with the vacuum machine 5 and the air compressor 1, when blowing, the first electromagnetic valve 11 is opened, the second electromagnetic valve 12 is in a closed state, the air compressor 1 sends air into the high-pressure air storage tank 2, the air backflow is prevented through the one-way valve 9 on the first pipeline, the high-pressure air storage tank 2 sends the air into the air blowing gun 8 through the second pipeline 10, the three-way valve 7, the fourth pipeline and the air filter 6, the wind power of the blown air is improved through the separation pressurizing device of the air blowing gun 8, the blowing force of the air is increased, the air conveyed by the second pipeline 10 can be heated through the heating device 4, the blown air is hot air, the drying effect is obtained, the blown air can be filtered through the air filter 6, the air is purified, the blown air is in a clean state, when air suction is needed, the first electromagnetic valve 11 is closed, meanwhile, the second electromagnetic valve 12 is opened, the vacuum machine 5 realizes the air suction effect through the cooperation of the third pipeline, the three-way valve 7, the fourth pipeline, the air purifier and the air blow gun 8, the sucked air can be purified through the air purifier during air suction, and the non-sterilized air is prevented from entering the vacuum machine 5, so that the use of the vacuum machine 5 is influenced, the technical problems that the moisture in the inner cavity of the existing endoscope is not easy to dry, some water vapor and non-cleaned particle impurities inevitably exist in the inner cavity of the existing endoscope, the existing air blowing device cannot achieve the drying effect, and the blowing and sucking force is low are solved, the sleeve 16 is fixedly arranged at one end of the air blow pipe 13 through the air blow pipe 13 of the air blow gun 8, the air is fed into the sleeve 16 through the air supply port 23 on the fixing ring 19 at one end of the inner pipe 17, and enters the air blow groove 22 formed by the inner pipe 17 and the sleeve 16 through the air supply port 23 on the fixing ring 19, because the first end portion 20 is a cone-shaped structure, when the gas passes through the first end portion 20, the gas moves along the surface of the first end portion 20, the gas output range is changed, and then the gas enters the gas blowing groove 22, so that the gas is compressed in the gas blowing groove 22, the gas entering the gas blowing groove 22 is discharged along the inner wall of the sleeve 16, and the outer diameter of the inner tube 17 gradually increases from the first end portion 20 to the second end portion 21, so that the gas blowing groove 22 gradually decreases, and the gas moves in the gas blowing groove 22, and the gas range gradually decreases, so that the gas blowing strength is further increased, the gas blowing strength is increased, and the technical problem of how to increase the gas blowing strength of the gas blowing gun 8 is solved.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A purging and drying device for an endoscope inner cavity comprises an air compressor (1), a high-pressure air storage tank (2), a heating device (4), a vacuum machine (5), an air filter (6), a three-way valve (7) and an air blow gun (8), and is characterized in that the air compressor (1) is connected with the high-pressure air storage tank (2) through a first pipeline, a one-way valve (9) is arranged on the first pipeline, the high-pressure air storage tank (2) is connected with the three-way valve (7) through a second pipeline (10), the heating device (4) is arranged on the second pipeline (10), a first electromagnetic valve (11) is further arranged on the second pipeline (10), the vacuum machine (5) is connected with the three-way valve (7) through a third pipeline, a second electromagnetic valve (12) is arranged on the third pipeline, the three-way valve (7) is connected with the air blow gun (8) through a fourth pipeline, the air blow gun (8) comprises an air blow pipe (13), a wind power supercharging device (14) is arranged on the blowing pipe (13), and an air filter (6) is arranged on the fourth pipeline.
2. The purging and drying device for an endoscope inner chamber according to claim 1, wherein the air filter (6) and the air blow gun (8) are communicated through a plasma sterilization module.
3. An endoscope inner chamber blowing and drying device according to claim 1, characterized in that, the wind-force supercharging device (14) comprises a sleeve (16), an inner tube (17), a strip-shaped partition plate (18) and a fixed ring (19);
the diameter of the sleeve (16) is the same as that of the blowing pipe (13), and one end of the sleeve (16) is detachably arranged at one end of the blowing pipe (13) through a connecting mechanism;
the inner pipe (17) is coaxially arranged in the sleeve (16), the inner pipe (17) comprises a first end part (20) and a second end part (21), the first end part (20) extends towards the inside of the air blowing pipe (13), the end surface of the second end part (21) is flush with the end surface of the sleeve (16) far away from the air blowing pipe (13), and the first end part (20) is of a conical body structure;
the outer diameter of the inner pipe (17) is gradually increased from the first end part (20) to the second end part (21), and an air blowing groove (22) is formed between the outer ring of the inner pipe (17) and the inner ring of the sleeve (16);
the strip-shaped partition plates (18) are distributed outside the inner pipe (17) at equal intervals along the circumference of the inner pipe (17), the strip-shaped partition plates (18) extend along the axis of the inner pipe (17), one side, far away from the inner pipe (17), of each strip-shaped partition plate (18) is fixedly connected with the inner wall of the sleeve (16), and a gap is formed between every two adjacent strip-shaped partition plates (18);
the fixing ring (19) is coaxially arranged outside the inner pipe (17) close to the first end part (20), the circumferential surface of the fixing ring (19) can be abutted against the inner ring of the air blowing pipe (13), and the fixing ring (19) is provided with a plurality of air supply through holes (23) which are distributed at equal intervals by taking the inner pipe (17) as an axis.
4. The purging and drying device for an endoscope inner chamber according to claim 3, characterized in that a sealing ring (24) capable of abutting against the inner wall of the blowing pipe (13) is adhered on the circumferential surface of the fixing ring (19).
5. The purging and drying device for the endoscope inner chamber according to claim 3, wherein the first end portion (20) of the inner tube (17) is provided with a plurality of strip-shaped grooves (25) corresponding to the air supply through openings (23) one by one.
6. The purging and drying device for the endoscope inner cavity according to claim 1 or 3, wherein the wind power pressurizing device (14) further comprises an air suction pipe (26), the air suction pipe (26) is coaxially arranged at the first end portion (20) of the inner tube (17), one end of the air suction pipe (26) is communicated with the inside of the inner tube (17), the other end of the air suction pipe (26) extends towards the inside of the air blowing tube (13), and a one-way pipe (27) is arranged at one end, far away from the inner tube (17), of the air suction pipe (26).
7. A purging and drying device for an endoscope inner chamber according to claim 3, characterized in that the outer portion of the sleeve (16) is sleeved with a rubber sleeve (28).
8. The purging and drying device for the endoscope inner cavity according to claim 3, wherein a blowing hood (29) is coaxially arranged at one end of the sleeve (16) far away from the air blowing pipe (13), the blowing hood (29) is arranged at one end of the sleeve (16) far away from the air blowing pipe (13) in a threaded connection mode, and the diameter of an inner ring of the blowing hood (29) is the same as that of an inner ring of the sleeve (16).
9. The purging and drying device for the endoscope inner chamber according to claim 3, wherein the connecting mechanism comprises a first hoop (30), a first sealing gasket (31) is adhered to an inner ring of the first hoop (30), and the first hoop (30) is sleeved at an intersection of the sleeve (16) and the blowing pipe (13).
10. An endoscope lumen purging and drying device according to claim 3, characterized in that the connecting mechanism further comprises a connecting piece (32), a second hoop (33) and a collar (34);
the lantern ring (34) is fixedly sleeved at one end of the sleeve (16) close to the first hoop (30);
at least one pair of connecting pieces (32) is arranged, one end of each of the two connecting pieces (32) is hinged with the two sides of the lantern ring (34), and a barb (35) is arranged at one end, far away from the lantern ring (34), of each connecting piece (32);
a second hoop (33) is sleeved at one end of the air blowing pipe (13) close to the sleeve (16), and a second sealing gasket (36) is arranged and adhered on the inner ring of the second hoop (33);
an arc-shaped strip (38) is arranged on the outer ring of the second hoop (33), and a positioning groove (37) matched with the barb (35) is arranged on the arc-shaped strip (38).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111653775.5A CN114308923B (en) | 2021-12-30 | 2021-12-30 | Scope inner chamber sweep drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111653775.5A CN114308923B (en) | 2021-12-30 | 2021-12-30 | Scope inner chamber sweep drying device |
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| CN114308923A true CN114308923A (en) | 2022-04-12 |
| CN114308923B CN114308923B (en) | 2022-12-06 |
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| CN114308923B (en) | 2022-12-06 |
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